Sign in with Microsoft
Sign in or create an account.
Hello,
Select a different account.
You have multiple accounts
Choose the account you want to sign in with.

This article describes the formula syntax and usage of the SECH  function in Microsoft Excel.

Description

Returns the hyperbolic secant of an angle.

Syntax

SECH(number)

The SECH function syntax has the following arguments.

Number    Required. Number is the angle in radians for which you want the hyperbolic secant.

Remarks

  • The absolute value of number must be less than 2^27.

  • If the angle is in degrees, either multiply the angle by PI()/180 or use the RADIANS function to covert the angle to radians.

  • If number is outside of its constraints, SECH returns the #NUM! error value.

  • If number is a non-numeric value, SECH returns the #VALUE! error values.

Example

Copy the example data in the following table, and paste it in cell A1 of a new Excel worksheet. For formulas to show results, select them, press F2, and then press Enter. If you need to, you can adjust the column widths to see all the data.

Formula

Description

Result

=SECH(45)

The hyperbolic secant of a 45 degree angle.

5.73E-20

=SECH(30)

The hyperbolic secant of a 30 degree angle.

1.87E-13

Top of Page

Need more help?

Want more options?

Explore subscription benefits, browse training courses, learn how to secure your device, and more.

Communities help you ask and answer questions, give feedback, and hear from experts with rich knowledge.

Was this information helpful?

What affected your experience?
By pressing submit, your feedback will be used to improve Microsoft products and services. Your IT admin will be able to collect this data. Privacy Statement.

Thank you for your feedback!

×